AEDC PHOTO #92-142502

A YF-22 ADVANCED TACTICAL FIGHTER in flight at Edwards Air Force Base, Calif., in 1991. The F-22 was selected by the Air Force in April 1991 as the replacement aircraft for the F-15 Eagle. AEDC was heavily involved in testing the F-22's aerodynamics and developing the aircraft's Pratt & Whitney F119 jet engine.

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